LOINCActiveBoth

LOINC Code 35704-6: Adenosine deaminase (Pleur fld) [Catalytic activity/Vol]

35704-6 is a LOINC code used to identify Adenosine deaminase (Pleur fld) [Catalytic activity/Vol] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Adenosine deaminase. It is commonly used with the system or sample type Plr fld.

Reviewed by HealthAssure Clinical TeamUpdated 25 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Adenosine deaminase. It is commonly used with the system or sample type Plr fld.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Both

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Adenosine deaminase [Enzymatic activity/volume] in Pleural fluid
  • Adenosine deaminase
  • ADA; ADO; ANED; Catalytic Concentration; Chemistry; Medication stress; Pleural; Pleural fluid; Point in time; QNT; Quan; Quant; Quantitative; Random; thoracentesis fluid

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Adenosine deaminase (Pleur fld) [Catalytic activity/Vol]Adenosine deaminase [Enzymatic activity/volume] in Pleural fluidAdenosine deaminase Plr-cCncAdenosine deaminaseCHEMAdenosine deaminase, Pleural fluidCCnc

Frequently asked questions

Code details

Code35704-6
SystemLOINC
Display nameAdenosine deaminase (Pleur fld) [Catalytic activity/Vol]
DescriptionAdenosine deaminase
Short nameAdenosine deaminase Plr-cCnc
ComponentAdenosine deaminase
PropertyCCnc
TimingPt
System (specimen)Plr fld
ScaleQn
ClassCHEM
Example unitsarb U/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.13
Last changed2.73

Consumer names

Adenosine deaminase, Pleural fluid

Part names

Adenosine deaminaseCCncPtPlr fldQnCatalytic ConcentrationPoint in time (spot)Pleural fluid

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 35704-6 | HealthAssure